Boring holders – ISO nomenclature

Written By Ashish Kumar S

November 10, 2025

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CNC: Boring holders – ISO nomenclature

Like inserts and turning holders, boring holder names too follow an ISO nomenclature standard. Also, like for inserts and turning holders, if you have anything at all to do with tool selection on CNC lathes, you need to understand this nomenclature.

This document on ISO nomenclature for CNC turning and boring holders has the details of each parameter in the name.

Author

Ashish Kumar S

cadem

Ashish brings strong techno-commercial depth across CNC productivity solutions, CAD/CAM systems, and skill development initiatives. As the face of CADEM’s CNC ecosystem, he drives solution adoption and market growth by aligning advanced manufacturing software with real-world production challenges. A passionate advocate of CNC education in India, he actively engages with customers and students to bridge the gap between industry needs and workforce readiness.

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